Synonyms and Antonyms of featherlight
- the company has designed a strong but featherlight fiber which it hopes to market to manufacturers of body armor
big, considerable, extensive, goodly, great, handsome, huge, hulking, jumbo, king-size (or king-sized), large, largish, massive, overscale (or overscaled), oversize (or oversized), sizable (or sizeable), substantial, super, voluminous, whacking